2102156980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1365037}}^1$

素因数の和:1365064

約数の個数: 48

約数和(自身を含む): 5503833216

約数和(自身を除く): 3401676236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1365037, 2730074, 5460148, 6825185, 9555259, 13650370, 15015407, 19110518, 27300740, 30030814, 38221036, 47776295, 60061628, 75077035, 95552590, 105107849, 150154070, 191105180, 210215698, 300308140, 420431396, 525539245, 1051078490, 2102156980]

約数ペア:

[(1, 2102156980), (2, 1051078490), (4, 525539245), (5, 420431396), (7, 300308140), (10, 210215698), (11, 191105180), (14, 150154070), (20, 105107849), (22, 95552590), (28, 75077035), (35, 60061628), (44, 47776295), (55, 38221036), (70, 30030814), (77, 27300740), (110, 19110518), (140, 15015407), (154, 13650370), (220, 9555259), (308, 6825185), (385, 5460148), (770, 2730074), (1540, 1365037)]